CVE-2026-91455

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Unauthenticated Read/Write Access in JD Edwards EnterpriseOne Tools

Publication date: 2026-10-20

Last updated on: 2026-10-24

Assigner: Oracle

Description

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: E1 Dev Platform Tech - UNIX). Supported versions that are affected are 9.2.0.0-9.2.26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise JD Edwards EnterpriseOne Tools. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of JD Edwards EnterpriseOne Tools accessible data as well as unauthorized read access to a subset of JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-24

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-91455

EUVD

EUVD-2026-106704

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	JD Edwards EnterpriseOne Tools	9.2.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-601	The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle JD Edwards EnterpriseOne Tools (versions 9.2.0.0-9.2.26.5) that allows an unauthenticated attacker to remotely access and modify certain data via HTTP. The attack requires user interaction and can lead to unauthorized data changes or access.

Detection Guidance

Detection requires monitoring for unauthorized access attempts to JD Edwards EnterpriseOne Tools via HTTP. Check web server logs for unusual requests targeting the vulnerable component. Ensure network traffic inspection tools are configured to flag interactions with the affected versions (9.2.0.0-9.2.26.5).

Commands may include reviewing access logs for HTTP requests to the E1 Dev Platform Tech - UNIX component, scanning for known vulnerable endpoints, and verifying authentication bypass attempts.

Impact Analysis

An attacker could exploit this to read or alter some data in JD Edwards EnterpriseOne Tools without authentication. This may lead to data breaches, unauthorized modifications, or other security issues depending on the system's use.

Compliance Impact

This vulnerability may impact compliance with GDPR and HIPAA due to unauthorized read and write access to sensitive data in JD Edwards EnterpriseOne Tools. Unauthorized data exposure or modification could violate confidentiality and integrity requirements under these regulations.

Mitigation Strategies

Apply the latest security patches from Oracle for JD Edwards EnterpriseOne Tools version 9.2.0.0-9.2.26.5. Restrict network access to HTTP ports used by the application. Monitor for unauthorized data access or modifications. Ensure user interaction is required for sensitive operations.

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